US Open of Running

The ION US Open of Running™ is a 50 State Qualifying Mission for athletes aspiring to compete against the top Track and Distance Athletes in the country. Distances range from 100 | 200 | 400 | 800 | 1500 | 5k | 10k | Half-Marathon (13.1K) | Marathon (26.2K). Ultra Distance is being considered for the years 2020 and beyond, as are Adventure Runs, depending on and unique to the Host City.